Friday, February 12, 2016

Exposure Principles

Exposer Triangle:
-Aperture -> Depth of field
-Shutter Speed -> Motion blur
-ISO Speed -> Image noise

Like our eyelids, the CAMERA SHUTTER opens and closes to let light in. Like our eyelids, the shutter can be fast or slow.
-Fast shutter speed (Sports Mode 1/1000 sec)
-Slow shutter speed  (1/15 sec)

Sports Mode:
-Use the SPORTS mode anytime you want to freeze the action of fast moving subjects
-The sports mode also lets you shoot consecutive photos very quickly, so you'll have a big selection of shots.

Practice a technique called PANNING. This involves standing in one position and following their motion to blur the background

APERTURE affects focus--> aperture can also be called f/stop
-The camera has an IRIS to control the amount of light it lets in, just like the human eye. We call this the f/stop or the aperture.
-A large aperture reduces the area of sharp focus
-A small aperture expands the area of sharp focus

Each change in ISO is equal to one full stop
Avoid changing ISO whenever possible

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